(S,S)-(+)-N,N'-BIS(3,5-DI-TERT-BUTYLSALICYLIDENE)-1,2-CYCLOHEXANEDIAMINO-MANGANESE(III) CHLORIDE

Reaction

1. Catalyst for the conversion of olefins to chiral epoxides in high enantiomeric excess.
2. Pharmaceutically important, single enantiomer amino alcohols are efficiently produced from the corresponding chiral epoxide by acid or base-catalyzed epoxide ring-opening reactions.
3. Asymmetric Kinetic resolution of secondary alcohols in water.
4. Enantioselective Reformatsky reaction with ketones.

Chemical Properties

dark brown powder

Uses

Reactant involved in:

• Studies of intercalative binding with ct-DNA and radical scavenging antioxidant activity
• Immobilization on phenoxy-modified zirconium poly(styrenephenylvinylphosphonate)
• Synthesis of derivatvies for studies of conformational models of enantioselective reactions

Catalyst involved in:

• Asymmetric epoxidation of olefins
• Immobilization on ionic liquid modified mesoporous silica for oxidative kinetic resolution of racemic secondary alcohols?
• Immobilization on diamine modified zirconium olig-styrenyl phosphonate hydrogen phosphate for epoxidation of styrene

', 'Salen (Mn)-catalyzed asymmetric epoxidation of unfunctionalized olefins. High enantioselectivities and yields are obtained for a variety of substrates, especially cis-alkenes. A few applications include the synthesis of the taxol side chain and cis-1-amino-2-indanol. Jacobsenμs catalyst has also been used in the asymmetric α-hydroxylation of silyl enol ethers. Catalyst for the enantioselective epoxidation of a variety of olefins.